.loading {
    animation: cuIcon-spin 2s infinite linear;
}

.side_tool {
    position: fixed;
    bottom: 80rpx;
    left: 50rpx;
}

.side_tool button {
    display: block;
    width: 80rpx !important;
    height: 80rpx !important;
    line-height: 80rpx !important;
    margin-top: 30rpx;
}
